Finding the Fourth Proportional to 4,852,224,115.60, 7,278,336,173.40 and 3,218,293,670.80
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Solution
The fourth proportional to 4,852,224,115.60, 7,278,336,173.40 and 3,218,293,670.80 is: 4,827,440,506.20
Step by Step Solution
- Step 1: Write the proportion equation
4,852,224,115.60 : 7,278,336,173.40 = 3,218,293,670.80 : x - Step 2: Convert to fraction form
4,852,224,115.60/7,278,336,173.40 = 3,218,293,670.80/x - Step 3: Cross multiply
4,852,224,115.60x = 7,278,336,173.40 × 3,218,293,670.80 - Step 4: Simplify right side
4,852,224,115.60x = 23,423,823,240,807,911,424 - Step 5: Solve for x
x = 23,423,823,240,807,911,424/4,852,224,115.60 - Step 6: Final answer
x = 4,827,440,506.20
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.